<?php
## Class cSession()
##
## Written by Henric Johansson, henric-johansson@hotmail.com 2011-10-19
## Handles your $_SESSION variables

class cSession {
    private $sessionStarted = false;

    function __construct() {
        ## Our constructor, initialize session here
        if(!$this->sessionStarted) {

            ## Start the session and set the variable
            session_start();
            $this->sessionStarted = true;
        }
    }

    ## Function get($key)
    ##
    ## Returns the value of $key, if variable was not set, returns false

    function get($key) {
        ## If we the key is not set, return nothing
        if(!isset($_SESSION[$key])) {
            return false;
        } else {
            ## If it is set, return the value.
            return $_SESSION[$key];
        }
    }

    ## Function set($value, $key)
    ##
    ## Sets a key $key to the value, $value

    function set($value, $key) {
        $_SESSION[$key] = $value;
    }

    ## Function debugSession()
    ##
    ## Prints the session variable in a prepared html tag if no session was set, echo an error message

    function debugSession() {
        if($this->sessionStarted) {
            echo '<pre>';
            print_r($_SESSION);
            echo '</pre>';
        } else {
            echo '<pre>';
            echo '$_SESSION not initialized';
            echo '</pre>';
        }
    }

    ## Function kill()
    ##
    ## Returns true if session was killed, returns false if there was no session

    function kill() {
        if($this->sessionStarted) {
            ## If session was started, destroy and unset it.
            session_unset();
            session_destroy();

            return true;
        } else {

            ## If there was no session, return false
            return false;
        }
    }
}
?>